<template>
  <div>
    <h3>陈帅鹏黑店</h3>
    <ShopShuai v-for="item in list" :key="item.id" :list='item' @sayPrice='fatherPrice'></ShopShuai>
  </div>
</template>

<script>
import ShopShuai from './components/shop-shuai'
export default {
  components:{ShopShuai},
  data() {
    return {
      list: [
        {
          id: 1,
          proname: '超级好吃棒棒糖',
          proprice: 188,
          low: 160,
          desc: '甜'
        },
        { 
          id: 2,
          proname: '超级好吃的大鸡腿',
          proprice: 360,
          low: 320,
          desc: '香'
        },
        { id: 3, proname: '超级无敌冰激凌', proprice: 42, low: 30, desc: '冰' }
      ]
    }
  },
  methods:{
    fatherPrice(id,num){
     this.list.forEach(item=>{
      if (item.id===id) {
       item.proprice> item.low? item.proprice-=num:alert('别砍了，再砍人要没了')
      }
     })
    }
  }
}
</script>

<style>
</style>